Finding the Fourth Proportional to 10,344.38, 14,275.31 and 5,628.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,344.38 : 14,275.31 = 5,628.69 : x
2. Step 2: Convert to fraction form
   10,344.38/14,275.31 = 5,628.69/x
3. Step 3: Cross multiply
   10,344.38x = 14,275.31 × 5,628.69
4. Step 4: Simplify right side
   10,344.38x = 80,351,266.50
5. Step 5: Solve for x
   x = 80,351,266.50/10,344.38
6. Step 6: Final answer
   x = 7,767.63